[INFO] fetching crate rust_src 0.0.0...
[INFO] testing rust_src-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rust_src 0.0.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate rust_src 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_src 0.0.0
[INFO] finished tweaking crates.io crate rust_src 0.0.0
[INFO] tweaked toml for crates.io crate rust_src 0.0.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7a111d43948ce24de4c5888d2249f3c721f1f072e2ec21baf215be9e6eaa2d7
[INFO] running `Command { std: "docker" "start" "-a" "f7a111d43948ce24de4c5888d2249f3c721f1f072e2ec21baf215be9e6eaa2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a111d43948ce24de4c5888d2249f3c721f1f072e2ec21baf215be9e6eaa2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a111d43948ce24de4c5888d2249f3c721f1f072e2ec21baf215be9e6eaa2d7", kill_on_drop: false }`
[INFO] [stdout] f7a111d43948ce24de4c5888d2249f3c721f1f072e2ec21baf215be9e6eaa2d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0037985859a9a1f502a28876ef0a437c271fac094051ebd4964dfc7963c9ee1
[INFO] running `Command { std: "docker" "start" "-a" "c0037985859a9a1f502a28876ef0a437c271fac094051ebd4964dfc7963c9ee1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_src v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "c0037985859a9a1f502a28876ef0a437c271fac094051ebd4964dfc7963c9ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0037985859a9a1f502a28876ef0a437c271fac094051ebd4964dfc7963c9ee1", kill_on_drop: false }`
[INFO] [stdout] c0037985859a9a1f502a28876ef0a437c271fac094051ebd4964dfc7963c9ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f369057c39534944afb1c371b345550df0bbccf8c81a8d3fcfda3379550022d
[INFO] running `Command { std: "docker" "start" "-a" "0f369057c39534944afb1c371b345550df0bbccf8c81a8d3fcfda3379550022d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_src v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_src-1b0af41a99813cfb)
[INFO] running `Command { std: "docker" "inspect" "0f369057c39534944afb1c371b345550df0bbccf8c81a8d3fcfda3379550022d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f369057c39534944afb1c371b345550df0bbccf8c81a8d3fcfda3379550022d", kill_on_drop: false }`
[INFO] [stdout] 0f369057c39534944afb1c371b345550df0bbccf8c81a8d3fcfda3379550022d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f0f6ba11cc39c93298ece498062cc83b8b7f3338059aeab7b769e02bddcfb8f
[INFO] running `Command { std: "docker" "start" "-a" "8f0f6ba11cc39c93298ece498062cc83b8b7f3338059aeab7b769e02bddcfb8f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_src-1b0af41a99813cfb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f0f6ba11cc39c93298ece498062cc83b8b7f3338059aeab7b769e02bddcfb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0f6ba11cc39c93298ece498062cc83b8b7f3338059aeab7b769e02bddcfb8f", kill_on_drop: false }`
[INFO] [stdout] 8f0f6ba11cc39c93298ece498062cc83b8b7f3338059aeab7b769e02bddcfb8f